Wahu 7.5m Double Lane Water Mega SlideDOUBLE THE FUN! You and a mate can race down this deliciously cool water slide together! The Wahu Mega Slide has continuous water spray action and a splashy water bumper to give you a soft landing every time. One of the longest water slides available on the market, the Mega Slide is 1. 5m wide and 7. 5m long. Double the backyard fun with this wild, wet slide! Suitable for ages 6+ (adult supervision required at all times) Double the fun!